Math 221 Homework Week 1 -Latest

MATH 221 Homework Week 1 -Latest

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MATH 221 Homework Week 1

1. Determine whether the data set is a population or a sample. Explain your reasoning.

The age of each resident in an apartment building.

Choose the correct answer below.

1. Population, because it is a collection of ages for all people in the apartment building.

2. Sample, because it is a collection of ages for all people in the apartment building, but there are other apartment buildings

3. Population, because it is a subset of all apartment buildings in the city.

4. Sample, because it is a collection of ages for some people in the apartment building.

1. Determine whether the data set is a population or a sample. Explain your reasoning.

The salary of each baseball player in a league

Choose the correct answer below

1. Sample, because it is a collection of salaries for some baseball players in the league

2. Sample, because it is a collection of salaries for all baseball players in the league, but there are other sports

3. Population, because it is a collection of salaries for all baseball players in the league

4. Population, because it is a subset of all athletes

2. Determine whether the underlined value is a parameter or a statistic.

The average age of men who have walked on the moon was 39 years, 11 months, 15 days.

Is the value a parameter or a statistic?

Parameter

Statistic

2 Determine whether the data set is a population or a sample. Explain your reasoning.

The number of pets for 20 households in a town of 300 households.

Choose the correct answer below.

1. Sample, because the collection of the number of pets for 20 households is a subset of all households in the town.

2. Population, because it is a collection of the number of pets for all households in...